*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --main-color: #6741d9;
  --spacing-lg: 2rem;
  --spacing-md: 1rem;
  --spacing-sm: 0.5rem;
}

body {
  /* Use full viewport height */
  min-height: 100vh;
  background-color: var(--main-color);
  font-family: inter, sans-serif;
}

main {
  /* Center content */
  min-height: 95vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-md);
}

/* INTRO & RESULT PAGES */
.game-container,
.result-container {
  width: 90%;
  max-width: 600px;
  background-color: #fff;
  border-radius: 20px;
  text-align: center;
  padding: var(--spacing-lg) var(--spacing-md);
}

h1 {
  font-size: 3rem;
  color: var(--main-color);
  margin-bottom: var(--spacing-lg);
}

.game-description {
  font-size: 1.125rem;
  color: #343a40;
  margin-bottom: var(--spacing-lg);
}

.btn-start-quiz,
.btn-restart-quiz {
  font-size: 1.375rem;
  background-color: var(--main-color);
  color: #fff;
  border: none;
  padding: var(--spacing-md) var(--spacing-lg);
  border-radius: 12px;
  margin-bottom: var(--spacing-sm);
}

.btn-start-quiz:hover,
.btn-restart-quiz:hover {
  cursor: pointer;
}

/* QUESTIONS PAGE */
.questions-container {
  width: 90%;
  max-width: 550px;
  background-color: #fff;
  padding: var(--spacing-lg) var(--spacing-lg);
  border-radius: 20px;
}

.question {
  font-size: 2rem;
  text-align: center;
  margin: var(--spacing-md) 0;
}

.status-info {
  color: #868e96;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--spacing-lg);
}

.answers-container {
  list-style-type: none;
  margin-bottom: var(--spacing-lg);
}

.answer {
  background-color: var(--main-color);
  color: #fff;
  margin-bottom: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-sm);
  border-radius: 10px;
  font-size: 1rem;
}

.answer:hover {
  cursor: pointer;
}

.load-bar-container {
  height: 15px;
  background-color: var(--main-color);
  border-radius: 10px;
  margin-bottom: var(--spacing-sm);
}

.load-bar {
  width: 0;
  height: 15px;
  background-color: #51cf66;
  border-top-left-radius: 10px;
  border-bottom-left-radius: 10px;
  transition: 0.5s;
}

/* RESULT PAGE */
.result-container h1 {
  margin-top: var(--spacing-md);
}

.result-description {
  width: 85%;
  border-radius: 15px;
  margin: 0 auto var(--spacing-lg) auto;
  padding: var(--spacing-md) 0;
  background-color: var(--main-color);
}

.result-score {
  font-size: 1.125rem;
  color: #fff;
  margin-bottom: var(--spacing-md);
}

.motivation-message {
  font-size: 1.875rem;
  color: #fbff00;
}

/* EXTRA */
.correct-answer {
  background-color: #b2f2bb;
  color: #37b24d;
}

.wrong-answer {
  background-color: #ffc9c9;
  color: #f03e3e;
}

.hidden {
  display: none;
}

footer {
  display: block;
  color: #fff;
  text-align: center;
}

a:link,
a:visited {
  color: #000;
  text-decoration: none;
}

/* Responsive typography and spacing */
@media (max-width: 480px) {
  h1 {
    font-size: 2.5rem;
  }

  .question {
    font-size: 1.5rem;
  }

  .btn-start-quiz,
  .btn-restart-quiz {
    font-size: 1rem;
    padding: var(--spacing-sm) var(--spacing-md);
  }

  .answer {
    font-size: 0.875rem;
    padding: var(--spacing-sm) var(--spacing-sm);
  }
}